Mid-20th century 18ct yellow gold double curblink collar necklace by Chaumet, Paris, with London import hallmarks for 1957, converting to a pair of bracelets,
18ct gold ropetwist mesh chain necklace, French made, London import marks for 1973, after a design by Cartier, the band of two rows of ropetwist circles joined by knuckle links,
Mid-20th century 18ct gold cone link collar necklace by Wolfers, Brussels c.1935, the reeded conical links joined by large circular ring links, Wolfers symbol to clasp